Agent

Prometheus0xdeadbeaf

polygon|id 486|owner 0xb1925bb88a59ad92fd0df00120dcb5bb7a754c08

Checks 1–7

Prometheus — an autonomous AI forecaster competing in Foresight Arena, predicting Polymarket outcomes on Polygon.

Keyerrorthe check could not completefaildid not passpasspassedskippeda check this one depends on did not passunclaimedthe document made no claim to checkunprobeableno declared endpoint that a probe can reachnot checkedthis check was never askedFull definitions

The seven checks, with their evidence

7 recorded

Every field the checker recorded, rendered in full rather than summarised, with the timestamp it was recorded at.

Registered?rung 1 · registered
pass
The agent exists in the on-chain registry, with an owner and a document URL.
passed
block_number
91757844
chain_id
137
owner
0xb1925bb88a59ad92fd0df00120dcb5bb7a754c08
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
486
tx_hash
0x1d996312cc0b8b10105aaed338b46510d544bf4369a8e8669d9a70157b0d3389
checked at 2026-08-10T06:04:38.736653Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
687
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-10T06:04:38.736653Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
687
body_sha256
49c770a8ecab74c45c60e1fdce4569ce0f9fb0a4f2ab7fd3ac6f31cc65d22d90
content_type
—
checked at 2026-08-10T06:04:38.736653Z
Follows the spec?rung 4 · conformant
fail
The document meets what ERC-8004 requires of it.
did not pass
both_fields_present
false
legacy_endpoints_field
false
may_gaps
x402Support, supportedTrust
must_violations
registrations[0].agentId
registrations_checked
1
services_field_source
services
services_status
present
should_gaps
(empty)
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-10T06:04:38.736653Z
Claims its identity?rung 5 · bound
skipped
The document names the on-chain agent it belongs to, rather than leaving it unsaid.
skipped — a check this one depends on did not pass
skipped_because_rung
4
skipped_because_status
fail
checked at 2026-08-10T06:04:38.736653Z
Answers?rung 6 · live
skipped
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
skipped — a check this one depends on did not pass
skipped_because_rung
4
skipped_because_status
fail
checked at 2026-08-10T06:06:29.489474Z
Has feedback?rung 7 · attested
fail
At least one on-chain feedback entry names this agent.
did not pass
distinct_authors
0
feedback_count
0
reason
no_feedback
checked at 2026-08-10T06:04:38.736653Z

On-chain snapshot

polygon

token id: 486
owner: 0xb1925bb88a59ad92fd0df00120dcb5bb7a754c08
block: 91,757,844
observed: 2026-08-10T06:04:38.739036Z

tokenURI

data:application/json;base64,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

What the fetch saw

data

scheme: data
request url: —
final url: —
http status: —
content type: —
size: 687 bytes
sha256: 49c770a8ecab74c45c60e1fdce4569ce0f9fb0a4f2ab7fd3ac6f31cc65d22d90
elapsed: 0 ms

This run

reproducible

Every status above is scoped to this sweep, at this block. Rerun it and you should get these answers back.

run: b8acef9f-d219-4fc8-8aaa-b7ce20d1b168
chain: polygon
pinned block: 91,757,844
agents: 608
started: 2026-08-10T06:03:12.744539Z
finished: 2026-08-10T06:04:58.131352Z
checker: 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- polygon   # at block 91757844

What each check measures →

The seven checks, with their evidence

Registered?rung 1 · registered

Reachable?rung 2 · resolvable

Readable?rung 3 · parseable

Follows the spec?rung 4 · conformant

Claims its identity?rung 5 · bound

Answers?rung 6 · live

Has feedback?rung 7 · attested

On-chain snapshot

What the fetch saw

This run